2270390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2647

約数の個数: 16

約数和(自身を含む): 4134240

約数和(自身を除く): 1863850

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2551, 5102, 12755, 25510, 227039, 454078, 1135195, 2270390]

約数ペア:

[(1, 2270390), (2, 1135195), (5, 454078), (10, 227039), (89, 25510), (178, 12755), (445, 5102), (890, 2551)]